Chapter 8

VoIP uses ________ technology similar to email to transmit voice over the Internet.

A) analog

B) binary

C) digital

D) IP

C) digital
A(n) ________ chip converts sound waves from a voice into digital signal.

A) analog-to-digital converter

B) telephony

C) digital signal processor

D) digital convergence

A) analog-to-digital converter
Google ________ is an online store that delivers software for Android devices.

A) Play

B) Fun

C) Games

D) Sport

A) Play
The primary input devices for smartphones are ________.

A) touch screen and digital camera

B) keyboard and mouse

C) microphone and mouse

D) microphone and touch screen

D) microphone and touch screen
What is the easiest way to synch your phone wirelessly?

A) A cloud service

B) A secure digital transmission

C) HDMI

D) Bluetooth

A) A cloud service
The distance between two near field communication (NFC) devices is limited to about ________.

A) 1.5 meters

B) 1.5 feet

C) 1.5 inches

D) 10 meters

C) 1.5 inches
All of the following are advantages of VoIP EXCEPT ________.

A) low or free cost

B) excellent reliability during Internet outages or power outages

C) the ability to make calls on a computer from any Wi-Fi hotspot

D) portability

B) excellent reliability during Internet outages or power outages
________ is digital textual information that can be stored, manipulated, and transmitted by electronic devices.

A) Short message service

B) Digital rights management

C) SMTP

D) E-text

D) E-text
Which of the following is not an example of a digital music file format?

A) .wav

B) .aac

C) .accdb

D) .mp3

C) .accdb
Which of the following mobile devices has the largest display?

A) Feature phone

B) Tablet

C) Smartphone

D) Phablet

B) Tablet
A(n) ________ is included in a cell phone to handle the compression of data for it to be quickly transmitted to another phone.

A) digital signal processor chip

B) analog-to-digital converter

C) modem

D) compression utility

A) digital signal processor chip
A(n) ________ cable carries all audio and video information from devices to a connected TV.

A) Ethernet

B) HDMI

C) RJ11

D) S component

B) HDMI
Many mobile devices include a mini- ________ port.

A) serial

B) coaxial

C) USB

D) parallel

C) USB
What is iOS?

A) A type of application software

B) A specific operating system for mobile devices

C) A form of antivirus software

D) A utility program for all mobile digital devices

B) A specific operating system for mobile devices
Which of the following digital image formats compresses the image file?

A) MPEG

B) JPEG

C) PDF

D) WAV

B) JPEG
A cellular Internet connectivity plan is also known as a ________ plan.

A) mobile

B) network

C) text

D) data

D) data
Which of the following is NOT a video file extension?

A) .jpg

B) .avi

C) .mov

D) .mpg

A) .jpg
Which of the following uses radio waves to transmit data signals over short distances?

A) Wireless access protocol

B) Infrared

C) Bluetooth

D) VoIP

C) Bluetooth
Text messaging is also called ________.

A) text messaging system (TMS)

B) sending messages shortly (SMS)

C) short text messaging (STM)

D) short message service (SMS)

D) short message service (SMS)
Which of the following is NOT true about e-books?

A) You can borrow them from the library.

B) You can annotate them with your own notes.

C) They weigh less than physical books.

D) They are always PDF file format.

D) They are always PDF file format
Which is true of SMS messages?

A) They are no longer used.

B) They can contain pictures and videos.

C) They can only contain a limited number of characters.

D) They are used in web page development.

C) They can only contain a limited number of characters
A main difference between the tablet and the smartphone is the ________.

A) operating system

B) touch-screen interface

C) screen size

D) Internet connectivity

C) screen size
A ________ is a geographical area with a base transceiver station at its center.

A) port

B) wave

C) hot-spot

D) cell

D) cell
Some 3d printers work by controlling the exact locations where a liquid ________ will be exposed to oxygen and become solid.

A) peptides

B) resin

C) polymer

D) silicon

B) resin
The term ________ refers to the use of a single unifying device that handles media, Internet, entertainment, and telephone needs.

A) telephony

B) multimedia message service

C) digital convergence

D) mobile switching center

C) digital convergence